The symptoms of low back pain after childbirth are a common clinical manifestation of postpartum women, and the causes of this symptom include: 1. During childbirth, the fetal head stimulates the birth canal when it is delivered through the birth canal, resulting in congestion and edema of the birth canal tissue and causing low back pain. 2. 3, after childbirth in bed for too long, the local blood circulation is poor and cause lumbar pain symptoms. 4, because during pregnancy, the lumbar spine area under excessive pressure, causing intervertebral disc lesions, after childbirth this state in a short period of time is not completely back to normal, can also cause maternal postpartum lumbago, pay attention to early out of bed activities, can promote body blood circulation, help relieve The symptoms of low back pain.